-compress option

compiler/cc.v

@@ -239,6 +239,27 @@ fn (v mut V) cc() {
 	if !v.pref.is_debug && v.out_name_c != 'v.c' && v.out_name_c != 'v_macos.c' {
 		os.rm(v.out_name_c)
 	}
+	if v.pref.compress {
+		ret := os.system('strip $v.out_name')
+		if ret != 0 {
+			println('strip failed')
+			return
+		}
+		ret2 := os.system('upx --lzma -qqq $v.out_name')
+		if ret2 != 0 {
+			println('upx failed')
+			$if mac {
+				println('install upx with `brew install upx`')
+			}	
+			$if linux {
+				println('install upx\n' +
+					'for example, on Debian/Ubuntu run `sudo apt install upx`')
+			}	
+			$if windows {
+				// :)
+			}	
+		}
+	}	
 }
 
 

compiler/main.v

@@ -101,6 +101,7 @@ mut:
 	ccompiler  string // the name of the used C compiler
 	building_v bool
 	autofree   bool
+	compress   bool
 }
 
 fn main() {
@@ -848,6 +849,7 @@ fn new_v(args[]string) &V {
 		translated: 'translated' in args
 		is_run: 'run' in args
 		autofree: '-autofree' in args
+		compress: '-compress' in args
 		is_repl: is_repl
 		build_mode: build_mode
 		cflags: cflags